爱过以后才懂得，付出不一定有回报，甚至都不能收回。
After only know how to love, do not necessarily have to pay return, even can not be recovered.
更何况是一件事情，虽然说有付出不一定有回报。
Moreover, it is a thing, although there does not necessarily have to pay return.
更何况是一件事情，虽然说有付出不一定有回报。
Moreover, it is a thing, although there does not necessarily have to pay return.
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